Hydraulic valve



FIG. 1 is a perspective view of a hydraulic valve showing my new design;

FIG. 2 is a first side view thereof;

FIG. 3 is a second side view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The evenly dashed broken lines shown in the figures are for the purpose of illustrating portions of the hydraulic valve and form no part of the claimed design. The long dash-short dash broken lines shown in FIGS. 1-3 are for the purpose of illustrating bounds of the claimed design. 

CLAIM The ornamental design for a hydraulic valve, as shown and described. 